FieldProspects

Adams County, Washington

Adams County, Washington has 4 power projects in the FieldProspects database: 3 operating plants totaling 169.3 MW and 1 planned project totaling 126 MW. No data center record lists the county. Wind leads with 270 MW across 2 projects. No planned project is past its listed in-service date.

Data as of Grid region: AvistaRefreshed monthly
4
power projects, planned and operating
126MW
planned generation, 1 project
169.3MW
operating generation, 3 projects
0
planned projects past their listed in-service date
Map

Adams County and its neighbors

Counties shaded by data center MW on record, planned to operating. 3 of its 4 neighboring counties have pages of their own. The rest are in the member database.

Adams no data centers Grant 760.8 MW Franklin Lincoln no data centers Whitman no data centers
no data center MWunder 100 MW100 to 1,000 MW1,000 to 5,000 MW5,000 to 15,000 MW15,000 MW or more no page yet

Data center records planned, under construction and operating, data as of October 8, 2026.Hover a county for its numbers

Headline finding
74%

of the county's operating generation is in the queue as new capacity: 126 MW planned across 1 project against 169.3 MW operating.

Operating generation169.3 MW
Planned generation126 MW

Technology mix

4 projects, 295.3 MW planned and operating

Wind270 MW2 projects, 91%
Solar19.2 MW1 project, 7%
Hydro6.1 MW1 project, 2%
Which companies own these 4 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

3 plants operate inside Adams County, 169.3 MW. The queue adds 126 MW across 1 project.

Figure 1

Operating and planned generation by technology

MW in Adams County

OperatingPlanned
WindOperating 144 MW 1 project
WindPlanned 126 MW 1 project
SolarOperating 19.2 MW 1 project
HydroOperating 6.1 MW 1 project
View as table
TechnologyStatusProjectsMW
WindOperating1144
WindPlanned1126
SolarOperating119.2
HydroOperating16.1
Operating: 169.3 MW. Planned: 126 MW. If every planned project is built, county generation would reach 295.3 MW.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026.
Figure 2

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
050100150 126 2029
View as table
YearPlanned projectsMW
20291126
No planned project is past its listed year

Adams County against its neighbors

Grant County has the most data center MW among the neighbors, 760.8 MW. 3 of the 3 have more generation operating than data center MW on record.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Grant County 27
761
9,098
650 0.08x
Whitman County 0
0
920
0 0x
Adams County this page 0
0
169
126 0x
Lincoln County 0
0
113
0 0x

Data center MW counts records planned, under construction and operating. Generation is inside the county only. Neighbors without a page have fewer than three projects on record.

4 counties shown

Every record in Adams County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 4 records. Filter, sort and export to Excel.

Members only
County: Adams County, WAStatus: all except cancelledSort: MW, largest first 4 records
Project or campusDeveloperStatusMWYearContacts
4 records and 295.3 MW behind this preview

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